Rear bumper for a motor vehicle



FIG. 1 is a perspective view of a rear bumper for a motor vehicle;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is an elevation view thereof from the right side;

FIG. 5 is an elevation view thereof from the left side;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof. 

CLAIM The ornamental design for a rear bumper for a motor vehicle, as shown and described. 